Sink fixture



FIG. 1 is a front, perspective view of an embodiment of a sink fixtureaccording to the invention;

FIG. 2 is a top plan view of the sink fixture of FIG. 1; and,

FIG. 3 is a left side elevation view of the sink fixture of FIG. 1.

In the drawings, the broken lines depict environmental subject matteronly and form no part of the claimed design.

I claim the ornamental design for sink fixture, as shown and described.